Home / 19,490.04-26,896.86-11,106

Finding the Fourth Proportional to 19,490.04, 26,896.86 and 11,106

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Solution

The fourth proportional to 19,490.04, 26,896.86 and 11,106 is: 15,326.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490.04 : 26,896.86 = 11,106 : x
  2. Step 2: Convert to fraction form
    19,490.04/26,896.86 = 11,106/x
  3. Step 3: Cross multiply
    19,490.04x = 26,896.86 × 11,106
  4. Step 4: Simplify right side
    19,490.04x = 298,716,527.16
  5. Step 5: Solve for x
    x = 298,716,527.16/19,490.04
  6. Step 6: Final answer
    x = 15,326.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.